1 . 在复平面内,复数
对应的点分别为
.若
,
,则
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1be94c746ea0cb4834e5295672e229a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd4edede728522097a930f7f89e637bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63fd0d926865ae7fee7aa9ac4e4408ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22bd60f93ae1e71a14a6e47b14df2892.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8ddfb1a73da52b1916e118c27cf5aef.png)
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2008高三·甘肃·竞赛
2 . 设
(
均为实系数多项式).则
的系数之和是.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd4108dc63b4239a6801211ec4859bee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8fd1e808e015f4cb43d2e3a0529ac6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2008高三·甘肃·竞赛
3 . 设
是复数,且
.则
的最大值与最小值是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b70c2519610d6d1d6d0855b0f27dfc5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce7f93b91633eccba58df7b603e90b87.png)
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2007高三·甘肃·竞赛
4 . 设![](https://staticzujuan.xkw.com/quesimg/Upload/formula/affdb56951c1eb5c394817b973cf4434.png)
,则
的值为______________ (其中,
为
的高斯函数).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/affdb56951c1eb5c394817b973cf4434.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/048cd5e3388e1db32a67fafa6e7cac28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0d07de32cde26e0abb9a4d886fc9f4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c4f5908d6a1217e493ed7586b6964dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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2006高三·甘肃·竞赛
5 . 设非零相异复数
满足
.则代数式
的值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2e647c14561826ba9e396acc5a3792c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4e48bdc43f37bb361303f6e8ffd2175.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/316fdd30a924ccc9d6b221eb6188f7dc.png)
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